#!/bin/sh

# Copyright (c) 2024, NVIDIA CORPORATION.  All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# set -e added below so we don't quit on an existing user
set -uf

service_user=nvidia-dcgm
default_log_dir=/var/log/nvidia-dcgm

# Options:
# -U: always create group, regardless of login.defs configuration
# -r: system user (implies -M, no home directory)
# -s: specify shell
useradd -Urs /usr/sbin/nologin ${service_user}
retcode=$?

# From this point on, automatically exit on error
set -e

if [ $retcode -ne 0 ] && [ $retcode -ne 9 ]; then
    exit $retcode
fi

mkdir -p ${default_log_dir}
chown ${service_user}:${service_user} ${default_log_dir}
chmod 755 ${default_log_dir}
